EconomicsWhich of the following contains only positive statements, rather than normative statements? A. The unemployment rate is high mainly because companies are hiring immigrants to fill positions that would have been offered to natives. Companies should hire more native workers. B. ...
August 15, 2009

ChemistryI need help with these two problems: 1.The H-Cl bond has a frequency of vibration of 8.662 multiplied by 10^13 Hz. What wavelength (in µm) corresponds to that frequency? -is the answer just (3.00x10^8 m*s)/(8.662x10^13 s^-1) 2.A flame has a characteristic color due to ...
November 4, 2008

ChemistryI had to find the absolute zero from a graph with the following points: Temperature (K) / Volume (mL): 318 4.5 308 4.3 303 4.1 294 4.0 284 3.9 275 3.7 271 3.2 I graphed the points (with the temperature on the y-axis because the lab indicated a vertical temperature axis) and ...
October 30, 2008

psychologyTake one of the Emotional Intelligence tests at the sites listed below. Reflect on your results and explore ways that you might develop an enhanced emotional IQ. The sites below have informal self-administered surveys that introduce the concept of EI in an interesting and ...
August 15, 2008

health careType II error is based on false negative results, for example in a medical test to regard a person as healthy although in fact he or she is ill. Type I error is based on false positive results it is my understanding that usually both errors lead to wrong results.
July 30, 2008

health careWhat is more important for the researcher to be concerned about in a study, Type I or Type II errors? Why?
July 30, 2008

Physical ChemistryLet's say we are given 1.0 mol of an ideal gas, and we are given a starting temperature, and and initial pressure the gas exerts. We are now told that the gas expands adiabatically until it reaches some other pressure, p2. How do we calculate w and dH for this? P, V, and T...
March 26, 2008

geometry3a+30-12=75 you combine 30-12 and get: 3a+18=75 then you subtract 18 from both sides: 3a-18=75-18 and get: 3a=57 then divide both sides by 3 3a/3=57/3 a=19 So 'a' equals 19
February 4, 2008

ChemistryIn a car gas tank, 46.0 g of gasoline burns consuming 173 g of oxygen. The resultant products are carbon dioxide are carbon dixide and water. What is the total combined mass of the products? Would it be 173g - 46.0g = 127g
February 4, 2008

scienceBess filled a syringe with water and left it by the sink in the sunshine. Ten minutes later she saw a puddle of water under the syring tip so she thought it was broken, but it wasnt. What do you think caused the little puddle of water to appear under the syringe tip? It gave ...
February 4, 2008

ChemistryIn a car gas tank, 46.0 g of gasoline burns consuming 173 g of oxygen. The resultant products are carbon dioxide are carbon dixide and water. What is the total combined mass of the products? Would I just add 46.0g + 173g? I can't remember how to do it...
February 3, 2008

algebraEmily wants to buy turquoise stones on her trip to New MExico to give to at least 4 of her friends. The gift shop sells stones for either $4 or $6 per stone. Emily has no more than $30. What are the system of inequalities so I could be able to graph them?
January 27, 2008

science- I need help!For number one I means that air can take up different amount of space. For example, there will be more amount of air in a small balloon than in a bigger balloon. And for number 6, I meant something similar to 5.
January 23, 2008

science- I need help!1. Well you cant see a gas, but you can feel it. 5. Air does take up space but not in the same amount. 6. Since air has no definite shape or volume, it does not take up the same amount of space. Like there would be more air in a party balloon than in a 35 mL syringe. Is all of...
January 23, 2008

spanishHow did the indegenous mix with the Europeans to develop the culture in Venezuela? The websites I found didn't really help me.
January 22, 2008

social studies1st Amendment; freedom of religion Why is this amendment important to America? What are 2 examples of how the amendment protects the citizens?
December 17, 2007

algebra 2 Equations and InequalitiesIn 90% of the last 30 years, the rainfall at shell beach has varied no more than 6.5 of its mean value of 24 inches. Write and solve an absolute value inequality to describe the rainfall in the other 10% of the past 30 years. how do I do this problem and what is the answer?
September 17, 2007

algebra 2 Equations and InequalitiesIn 90% of the last 30 years, the rainfall at shell beach has varied no more than 6.5 of its mean value of 24 inches. Write and solve an absolute value inequality to describe the rainfall in the other 10% of the past 30 years.
September 17, 2007

readingI read the Themes and motifs and it ansered some of my questions regarding the theme and the antagonist. Johnny is fighting his illness, but i dont know whether the conflict is man vs. man or man vs. himself or any other one. The story is taking place in New YOrk, connecticut...
August 30, 2007

readingWho is the antagonist in the book, Death Be Not Proud? Also, what type of conflict is it and what is the climax of the story? Is the climax when Johnny starts having a stiff neck and they discover he has a tumor in his brain? And what is the dialect of the book? I already had ...
August 30, 2007

readingWho is the antagonist in the book, Death Be Not Proud? Also, what type of conflict is it and what is the climax of the story? Is the climax when Johnny starts having a stiff neck and they discover he has a tumor in his brain?
August 30, 2007

readingWho is the antagonist in "The Face on the Milk Carton"? Also, what is the climax and what is the type of conflict. Please and thank you. Please check this site. http://en.wikipedia.org/wiki/The_Face_on_the_Milk_Carton Thank you for the site, but it still doesnt ...
August 3, 2007

geometryThe center of a circle is O. If m<ABO=20, what is arcACB? You need to provide or describe a figure to go with that question
July 8, 2007

geometeryIf circle A has equation (x+2)^2+(y+2)^2=4, which point is in its exterior? The radius is 2, so any x or y greater than two from the center (-2,-2) will be outside
July 8, 2007

geometrysuppose the diameter of a circle is 20in. long and a chord is 16in. long. What is the distance from the center of the circle to the chord Draw a radius from the center to the end of the chord. THe draw a radius from the center perpendicular to the chord. You have a right ...
July 8, 2007

mathwhat is the opposite of square rooting? take the square root of 9. you get 3. so what do you have to do to 3 to get 9? square it
July 2, 2007

mathA lottery game advertises a jackpot of $41 million. The chances of a ticket having the winning numbers are 1 in 7.1 million. If Betty buys 10 lottery tickets, what are her chances of winning? Please help me. Thank you With ten tickets, the chances of winning are ten times ...
June 11, 2007

ScienceA sample of water decomposes to make 4g of hydrogen gas and 32g of oxygen gas. What mass of water decomposed? How do you know? Hint: The water decomposes into ONLY hydrogen and oxygen, and the total mass does not change in the process. It's called the Law of Conservation ...
April 22, 2007

ScienceThe water in a beaker has a mass of 18g. Electricity is passed through the water for two hours. Afterward the water has a mass of only 16g. What happened to the missing mass? The water heated up due to the electrical current going through it, and some of it evaporated. This is...
April 22, 2007

International BusinessFor many global companies, China represents a very attractive market in terms of size and growth rate. Yet, it ranks lower in terms of economic freedom and higher in political risk than other country markets because it has a communist government. Despite these risks, ...
March 7, 2007

ChemistryDoes fission store or create energy. I think it creates it... can you help me with my math please? If atoms fission, energy is emitted in the process.
March 3, 2007

BiologyThe diversity of chemical reation occuring in a cell depends mostly on certain molecules present in the cells are called? It's one of these proteins, coenzymes, or enzymes. i believe it is enzymes, but i could be wrong. correct
February 25, 2007

BiologyThe organelle where the protein altered in cystic fibrosis is recognized as being abnormal is? Is it endoplasmic reticulum, the Golgi apparatus, lysosome, or the ribosomes or nucleus? http://en.wikipedia.org/wiki/Cystic_fibrosis http://www.ornl.gov/sci/techresources/...
February 25, 2007

BiologyWhat law of thermodynamics explains the fact that if you drop an egg, the shell will not spontaneously repair itself? The second law
February 24, 2007

math HELP PLEASE!!!!!Use the table to estimate how long it took Stella Pajunas to type 100 words # of words: 36 72 108 144 180 216 # of sec: 10 20 30 40 50 60 it would take 27.2 seconds. youre welcome
January 30, 2007

Statistics A mathematics education researcher is studying where in high school mathematics texts it is most effective to insert questions. She wants to know whether it is better to present questions as motivation before the text passage, or after the passage. The result may depend on ...
January 28, 2007

mathOregon is about 400 miles from west to east, and 300 miles from north to south. If a map of Oregon is 15 inches tall (from north to south), about how wide is the map? PLEASE HELP AND EXPLAIN IT Set up a proportion: 15/300 (the ratio of inches to miles, north to south) and x/...
January 16, 2007

ChemistryWhen 23.18 g of element A react completely with 48.08 g of E, compound A2E is formed. When 11.70 g of A react with 22.57 g of G, compound AG is formed. If elements E and G react to form EG3, what mass in grams of G is required to react with 12.97 g of E? The molar mass of E is...
January 14, 2007

MathIf the scale factor from a small figure to a large figure is given as a percent, how can you find the side lengths of the large figure from the side lengths of the small figure? PLEASE HELP ME!!! PLEASE HELP!!!!! THIS IS SOOOOO CONFUSING AND MY TEACHER NEVER REALLY EXPLAINED ...
January 4, 2007

matha hat on a grid has coordinates of (0,4), (0,1), (6,1), (4, 2), (4,4), (3,5), (1,5), and (0,4). What rule would make a hat with line segments twice as long as this hat's(coordinates above) line segments and moved 8 units to the right?
December 6, 2006

GeographyI need to do a report on the Mediterranean. I need to know the growing seasons and animals in the Mediterranean. PLEASE HELP ME!!! "Mediterranean type of climate where plant growth occurs during the winter and dormancy during the summer. " You can find further ...
November 13, 2006

Anatomy + PhysiologyWhat are the building blocks for nucleic acids DNA and RNA? DNA (deoxyribonucleic acid) and RNA (ribonucleic acid) are polymers of nucleotides linked in a chain through phosphodiester bonds. In biological systems, they serve as information-carrying molecules or, in the case of...
November 7, 2006